BTS DATA COMPLETE THROUGH JUNE 2026HISTORICAL ODDS · NOT LIVE FLIGHT STATUS
DelayOddsKnow the route before you book
SEA→CVG

Seattle, WA (SEA) to Cincinnati, OH (CVG) flight delay odds

80.5% of 793 official scheduled SEA-to-CVG flights arrived on time; 9.7% arrived at least 30 minutes late and 0.9% were cancelled during July 2025–June 2026.

Source: U.S. Bureau of Transportation Statistics · Reporting window: July 2025–June 2026 · Updated September 16, 2026

HISTORICAL ROUTE SIGNALLower disruption
80.5%arrived on time
9.7%30+ min late
0.9%cancelled
793scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late4.7%all scheduled flights
120+ minutes late1.5%all scheduled flights
Diverted0.6%did not reach as scheduled
Average arrival-1.7 mincompleted flights

Which departure time was most reliable for SEA to CVG?

Among qualifying SEA-to-CVG departure window results, Late morning had the highest on-time rate: 82.0% of 633 flights. Night was lowest at 64.3% across 70 flights.

Departure windowFlightsOn time30+ minCancelled
Late morning63382.0%9.2%0.6%
Afternoon6981.2%4.3%4.3%
Night7064.3%20.0%0.0%

Which weekday was most reliable for SEA to CVG?

Among qualifying SEA-to-CVG weekday results, Wednesday had the highest on-time rate: 86.0% of 114 flights. Sunday was lowest at 68.4% across 114 flights.

DayFlightsOn time30+ minCancelled
Monday11478.9%13.2%0.0%
Tuesday11681.9%10.3%0.0%
Wednesday11486.0%6.1%0.0%
Thursday11282.1%5.4%0.0%
Friday11282.1%9.8%2.7%
Saturday11183.8%8.1%0.9%
Sunday11468.4%14.9%2.6%

Which airline was most reliable for SEA to CVG?

Among qualifying SEA-to-CVG airline results, Delta Air Lines had the highest on-time rate: 85.6% of 362 flights. Alaska Airlines was lowest at 76.1% across 431 flights.

AirlineFlightsOn time30+ minCancelled
Alaska Airlines43176.1%11.6%0.9%
Delta Air Lines36285.6%7.5%0.8%

Which month was most reliable for SEA to CVG?

Among qualifying SEA-to-CVG month results, September 2025 had the highest on-time rate: 91.7% of 60 flights. July 2025 was lowest at 62.0% across 92 flights.

MonthFlightsOn time30+ minCancelled
July 20259262.0%20.7%0.0%
August 20258068.8%13.8%0.0%
September 20256091.7%5.0%0.0%
October 20256190.2%3.3%1.6%
November 20255786.0%7.0%0.0%
December 20256081.7%6.7%1.7%
January 20266272.6%14.5%4.8%
February 20265689.3%3.6%0.0%
March 20266182.0%6.6%3.3%
April 20266080.0%11.7%0.0%
May 20266287.1%8.1%0.0%
June 20268286.6%8.5%0.0%

What drove SEA to CVG delay minutes?

Airline was the largest recorded SEA-to-CVG delay category, accounting for 48.1% of 7,312 BTS-attributed delay minutes during July 2025–June 2026.

Airline48.1%
Late aircraft31.8%
National airspace20.2%
Weather0.0%
Security0.0%
This is historical evidence, not a forecast.

Weather, schedules and operations change. For a trip you have already booked, use the airline or airport for live status.